Table 3.

Selected bond lengths and bond angles in compound 13.

Atoms	Å, °	Atoms	Å, °
O1—C9	1.2301 (14)	N2—C9	1.3594 (15)
N1—C1	1.3700 (14)	N3—C10	1.2805 (15)
N1—C8	1.3773 (15)	N4—C14	1.3430 (16)
N2—N3	1.3771 (14)	N4—C15	1.3376 (14)
C1—N1—C8	108.34 (9)	N1—C8—C9	117.81 (10)
N3—N2—C9	119.20 (9)	O1—C9—C8	121.67 (10)
N2—N3—C10	115.30 (10)	N2—C9—C8	114.68 (10)
C14—N4—C15	117.59 (10)	O1—C9—N2	123.62 (10)
N1—C1—C6	108.28 (9)	N3—C10—C11	119.51 (10)
N1—C1—C2	129.58 (11)	N4—C14—C13	122.99 (12)
N1—C8—C7	110.20 (9)	N4—C15—C11	123.74 (10)